阅读说明：本技术 一种增材制造用堆焊修复装置 (Build-up welding repairing device for additive manufacturing ) 是由 王锡龙 于 2021-08-24 设计创作，主要内容包括：本发明公开了一种增材制造用堆焊修复装置,包括支撑底板,所述支撑底板的背面固定连接有驱动卡盘,所述支撑底板顶部的左侧固定连接有高度调节器,所述高度调节器输出端的顶部固定连接有补料收纳机构,所述高度调节器输出端的底部固定连接有堆焊排料机构,所述高度调节器输出端的底部且位于堆焊排料机构的左侧设置有滚压平整机构,本发明涉及增材制造技术领域。该增材制造用堆焊修复装置,达到了避免修复材料过剩,提高修复质量,同时方便工人控制材料的流量。(The invention discloses a build-up welding repairing device for additive manufacturing, which comprises a supporting base plate, wherein a driving chuck is fixedly connected to the back of the supporting base plate, a height adjuster is fixedly connected to the left side of the top of the supporting base plate, a material supplementing and accommodating mechanism is fixedly connected to the top of the output end of the height adjuster, a build-up welding discharging mechanism is fixedly connected to the bottom of the output end of the height adjuster, and a rolling leveling mechanism is arranged at the bottom of the output end of the height adjuster and on the left side of the build-up welding discharging mechanism. This build-up welding prosthetic devices for vibration material disk has reached and has avoided the repair material surplus, improves the restoration quality, makes things convenient for the workman to control the flow of material simultaneously.)

1. The utility model provides a build-up welding prosthetic devices for additive manufacturing, includes supporting baseplate (1), its characterized in that: the back of the supporting base plate (1) is fixedly connected with a driving chuck (2), the left side of the top of the supporting base plate (1) is fixedly connected with a height adjuster (3), the top of the output end of the height adjuster (3) is fixedly connected with a material supplementing and accommodating mechanism (4), the bottom of the output end of the height adjuster (3) is fixedly connected with a surfacing material discharging mechanism (5), and the bottom of the output end of the height adjuster (3) and the left side of the surfacing material discharging mechanism (5) are provided with a rolling leveling mechanism (6);

feed supplement receiving mechanism (4) are including accomodating frame (41), accomodate frame (41) and fix at the top of altitude controller (3), accomodate the inside intermediate position fixedly connected with heating baffle (42) of frame (41), accomodate the inside position fixedly connected with heating plate (43) that is close to the top of frame (41), the bottom and the build-up welding of accomodating frame (41) are arranged the inside intercommunication of material mechanism (5).

2. The build-up welding repair device for additive manufacturing according to claim 1, characterized in that: the surface of the heating baffle plate (42) is uniformly provided with blanking conical grooves (44), and the middle positions of the blanking conical grooves (44) are fixedly connected with a material screening and exhausting assembly (45).

3. The build-up welding repair device for additive manufacturing according to claim 2, characterized in that: the screening exhaust assembly (45) comprises a conduction inserted bar (451), the bottom of the conduction inserted bar (451) is fixed and communicated with the blanking conical groove (44), and scraping conduction holes (452) are uniformly formed in the positions, close to the lower side, of the conduction inserted bar (451).

4. The build-up welding repair device for additive manufacturing according to claim 3, characterized in that: the outer part of the conduction inserted bar (451) is fixedly connected with a material blocking conical block (453) below the scraping conduction hole (452), and the outer side of the material blocking conical block (453) is fixedly connected with the inner wall of the blanking conical groove (44).

5. The build-up welding repair device for additive manufacturing according to claim 4, characterized in that: an air guide inner groove (454) is formed in the middle of the interior of the conduction insert rod (451), discharge holes (455) are uniformly formed in the surface of the top of the conduction insert rod (451), the lower portion of each discharge hole (455) is communicated with the air guide inner groove (454), and a reverse flow baffle (456) is fixedly connected to the position, close to the lower portion, of the interior of the conduction insert rod (451).

6. The build-up welding repair device for additive manufacturing according to claim 1, characterized in that: build-up welding is arranged material mechanism (5) and is accomodate groove (51) including the ration, the top of accomodating groove (51) with accomodate frame (41) top and intercommunication are accomodate to the ration, the intermediate position of accomodating groove (51) bottom is provided with sealed restriction slide (52) to the ration, the inside vertical position of sealed restriction slide (52) runs through and sliding connection has the activity to discharge subassembly (53).

7. The build-up welding repair device for additive manufacturing according to claim 6, characterized in that: the movable discharging assembly (53) comprises a discharging inserted bar (531), the discharging inserted bar (531) is in sliding connection with the inner part of the sealing limiting slide way (52), and the top of the discharging inserted bar (531) is fixedly connected with a material pulling cover (532).

8. The build-up welding repair device for additive manufacturing according to claim 7, characterized in that: draw the top fixedly connected with limit baffle (533) of material cover (532), the bottom fixedly connected with contact arc board (534) of row material inserted bar (531), the vertical position of arranging material inserted bar (531) external surface evenly is provided with dispersion and extrudes silo (535).

9. The build-up welding repair device for additive manufacturing according to claim 1, characterized in that: rolling flattening mechanism (6) are including rolling gyro wheel (601), the equal fixedly connected with in both ends of rolling gyro wheel (601) extends wheel (602), the axle center department that extends wheel (602) rotates with altitude controller (3) to be connected, the outside surface sliding connection who extends wheel (602) has scraping voussoir (603).

10. The build-up welding repair device for additive manufacturing according to claim 9, characterized in that: the surface of the rolling roller (601) is uniformly and fixedly connected with a heat absorption base plate (604), the outer surface of the heat absorption base plate (604) is fixedly connected with a bonding pinch roller (605), and the two bonding pinch rollers (605) are fixedly connected with each other.

Technical Field

The invention relates to the technical field of additive manufacturing, in particular to a build-up welding repair device for additive manufacturing.

Background

The additive manufacturing technology is a scientific and technical system for directly manufacturing parts by driving three-dimensional data of the parts based on a discrete-accumulation principle. Based on different classification principles and understanding modes, the additive manufacturing technology also has various names such as rapid prototyping, rapid forming, rapid manufacturing, 3D printing and the like, the content of the additive manufacturing technology is still deepened, and the extension of the additive manufacturing technology is also expanded, and the additive manufacturing technology has the same meaning as the rapid forming technology and the rapid manufacturing technology.

Surfacing is an economical and rapid process method for modifying the surface of materials, and is increasingly widely applied to manufacturing and repairing parts in various industrial departments. In order to most effectively exert the function of the overlay layer, it is desired to adopt an overlay welding method having a small dilution of the base material, a high deposition rate, and excellent overlay performance, i.e., an overlay welding technique of high quality, high efficiency, and low dilution rate.

At present, the fused material in the surfacing forming contains air bubbles, the material cannot be uniformly added on the surface of a part, the processing quality is influenced, and meanwhile, the material distributed on the part to be repaired of the part is not uniform enough, so that the surface repair is uneven.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a surfacing repair device for additive manufacturing, which solves the problems that the molten material in the conventional surfacing molding contains air bubbles, the material cannot be uniformly added on the surface of a part, the processing quality is influenced, and meanwhile, the surface repair is uneven due to the fact that the material distributed on the part to be repaired of the part is not uniform enough.

(II) technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme: a build-up welding repairing device for additive manufacturing comprises a supporting base plate, wherein a driving chuck is fixedly connected to the back face of the supporting base plate, a height adjuster is fixedly connected to the left side of the top of the supporting base plate, a material supplementing and accommodating mechanism is fixedly connected to the top of the output end of the height adjuster, a build-up welding discharging mechanism is fixedly connected to the bottom of the output end of the height adjuster, and a rolling leveling mechanism is arranged at the bottom of the output end of the height adjuster and on the left side of the build-up welding discharging mechanism;

feed supplement receiving mechanism is including accomodating the frame, accomodate the frame and fix at altitude controller's top, accomodate the inside intermediate position fixedly connected with heating baffle of frame, accomodate the inside position fixedly connected with heating plate that is close to the top of frame, accomodate the bottom and the build-up welding of frame and arrange the inside intercommunication of material mechanism.

Preferably, the surface of the heating baffle is uniformly provided with blanking conical grooves, and the middle position of each blanking conical groove is fixedly connected with a screening and exhausting assembly. Non-metallic impurities are filtered, the purity of filling raw materials is increased, and the surfacing repair quality is improved.

Preferably, sieve material exhaust subassembly includes the conduction inserted bar, the bottom and the fixed and intercommunication of blanking taper groove of conduction inserted bar, the conduction inserted bar is close to the position of below and evenly is provided with scrapes the material and passes the guide hole.

Preferably, the conduction inserted bar is outside and is located the position fixedly connected with material blocking conical block of scraping material conduction hole below, the outside of material blocking conical block and the inner wall fixed connection of blanking taper groove.

Preferably, an air guide inner groove is formed in the middle of the inside of the conduction insert rod, discharge holes are uniformly formed in the surface of the top of the conduction insert rod, the lower portion of each discharge hole is communicated with the corresponding air guide inner groove, and a reverse flow baffle is fixedly connected to the position, close to the lower portion, of the inside of the conduction insert rod.

Preferably, build-up welding is arranged material mechanism and is accomodate the groove including the ration, the top of accomodating the groove with accomodate frame top and intercommunication in the ration, the intermediate position of ration storage tank bottom portion is provided with sealed restriction slide, the inside vertical position of sealed restriction slide runs through and sliding connection has the activity to discharge the subassembly. The quantitative conveying of the molten materials is realized, and the waste of the materials is reduced.

Preferably, the movable discharging assembly comprises a discharging inserted bar, the discharging inserted bar is connected with the inner portion of the sealing limiting slide way in a sliding mode, and a material pulling cover is fixedly connected to the top of the discharging inserted bar.

Preferably, the top of the material pulling cover is fixedly connected with a limiting baffle, the bottom of the material discharging inserted bar is fixedly connected with a contact arc plate, and the vertical position of the outer surface of the material discharging inserted bar is uniformly provided with a dispersing and extruding groove. The process avoids the excess of repair material and facilitates the flow of the material to be controlled by workers.

Preferably, the rolling and leveling mechanism comprises a rolling roller, the two ends of the rolling roller are fixedly connected with extension wheels, the axis of each extension wheel is rotatably connected with the height adjuster, and the outer side surface of each extension wheel is slidably connected with a scraping wedge block. The molten metal is limited at the position to be repaired, and the phenomenon of material penetration and material leakage is avoided.

Preferably, the surface of the rolling roller is uniformly and fixedly connected with a heat absorption base plate, the outer surface of the heat absorption base plate is fixedly connected with a laminating pressing wheel, and the laminating pressing wheels are fixedly connected with each other. The pressure in the process of rolling and forming the repair material is improved, and the strength of repair connection is increased.

(III) advantageous effects

The invention provides a build-up welding repair device for additive manufacturing. The method has the following beneficial effects:

(1) this build-up welding prosthetic devices for vibration material disk, material are accomodate at heating baffle's top, and the heating plate heats the material, and fused metallic material arranges the inside flow of material mechanism to the build-up welding from the gap department between sieve material exhaust subassembly and the blanking taper groove, filters non-metallic impurity, increases the purity of filling raw and other materials, improves build-up welding restoration quality.

(2) This build-up welding prosthetic devices for additive manufacturing, the good molten metal that handles flows to sealed restriction slide inside and stores, and altitude controller drives build-up welding discharge mechanism downwards and part surface contact to discharge the subassembly with the activity gradually rebound, the molten metal material flows out from the gap department that the subassembly was discharged in the activity, realizes the ration transport of molten material, reduces the waste of material.

(3) This build-up welding prosthetic devices for vibration material disk, the top of arranging the material inserted bar adopts round platform shape structure, draw the material cover during initial condition to be in encapsulated situation with it, the activity is discharged the subassembly and is upwards opened gradually, the flow of molten metal is in the maximum condition, along with arranging the material inserted bar and upwards moving gradually, the flow also reduces gradually, the bottom and the sealed half encapsulated situation that restricts the slide formation of material inserted bar are discharged to the row, the flow reaches the minimum this moment, repair material is avoided surplus in this process, make things convenient for the flow of workman control material simultaneously.

(4) This build-up welding prosthetic devices for vibration material disk, laminating pinch roller are at part surface roll extrusion, with the molten metal at part surface molding, scrape the material voussoir simultaneously and wait to restore the position slip at the part, scrape the material voussoir and adopt triangular pyramid structure to inwards survey the slope setting, with the molten metal restriction in waiting to restore the position, avoid wearing the material phenomenon of running.

(5) This build-up welding prosthetic devices for vibration material disk, in the heat conduction of molten metal to the heat absorption backing plate, the inside inflation medium volume of heat absorption backing plate is heated the increase to increase the outside extrusion force of laminating pinch roller, improve the pressure of repair materials roll forming in-process, increase the intensity of repairing the connection.

Drawings

FIG. 1 is a schematic structural view of the present invention as a whole;

FIG. 2 is a schematic view of the interior of the replenishing storage mechanism according to the present invention;

FIG. 3 is a schematic diagram of the construction of the screen exhaust assembly of the present invention;

FIG. 4 is a schematic structural view of a surfacing discharging mechanism according to the present invention;

FIG. 5 is a schematic view of the construction of the movable drain assembly of the present invention;

FIG. 6 is a schematic structural diagram of a side surface of the rolling and leveling mechanism of the present invention;

fig. 7 is a schematic structural diagram of the front surface of the rolling and flattening mechanism of the present invention.

In the figure: the device comprises a supporting base plate 1, a driving chuck 2, a height adjuster 3, a supplementary material storage mechanism 4, a storage frame 41, a heating baffle 42, a heating plate 43, a blanking conical groove 44, a material sieving and exhausting assembly 45, a conduction inserted rod 451, a scraping and conveying hole 452, a material stopping conical block 453, an air guide internal groove 454, a discharge hole 455, a reverse flow baffle 456, a build-up welding and discharging mechanism 5, a sealing and limiting slideway 51, a sealing and limiting slideway 52, a movable discharging assembly 53, a discharging inserted rod 531, a material pulling cover 532, a limiting baffle 533, a contact arc plate 534, a dispersive material extruding groove 535, a rolling and flattening mechanism 6, a rolling and rolling roller 601, an extending wheel 602, a scraping wedge 603, a heat absorption backing plate 604 and a fitting pressure wheel 605.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example one

As shown in fig. 1-3, the present invention provides a technical solution: a build-up welding repairing device for additive manufacturing comprises a supporting base plate 1, wherein a driving chuck 2 is fixedly connected to the back of the supporting base plate 1, a height adjuster 3 is fixedly connected to the left side of the top of the supporting base plate 1, a material supplementing and accommodating mechanism 4 is fixedly connected to the top of the output end of the height adjuster 3, a build-up welding discharging mechanism 5 is fixedly connected to the bottom of the output end of the height adjuster 3, and a rolling leveling mechanism 6 is arranged at the bottom of the output end of the height adjuster 3 and on the left side of the build-up welding discharging mechanism 5;

the material supplementing and accommodating mechanism 4 comprises an accommodating frame 41, the accommodating frame 41 is fixed at the top of the height adjuster 3, a heating baffle 42 is fixedly connected to the middle position inside the accommodating frame 41, a heating sheet 43 is fixedly connected to the position, close to the upper part, inside the accommodating frame 41, and the bottom of the accommodating frame 41 is communicated with the interior of the surfacing discharging mechanism 5.

The surface of the heating baffle 42 is uniformly provided with a blanking taper groove 44, and the middle position of the blanking taper groove 44 is fixedly connected with a screening exhaust component 45. Non-metallic impurities are filtered, the purity of filling raw materials is increased, and the surfacing repair quality is improved.

The screening exhaust assembly 45 comprises a conduction inserted bar 451, the bottom of the conduction inserted bar 451 is fixed and communicated with the blanking cone groove 44, and scraping conduction holes 452 are uniformly formed in the conduction inserted bar 451 close to the lower portion.

A material blocking conical block 453 is fixedly connected to the position, outside the transmission insertion rod 451, below the scraping transmission hole 452, and the outer side of the material blocking conical block 453 is fixedly connected to the inner wall of the blanking conical groove 44.

An air guide inner groove 454 is formed at the middle position inside the conductive insertion bar 451, discharge holes 455 are uniformly formed on the surface of the top of the conductive insertion bar 451, the lower part of the discharge holes 455 is communicated with the air guide inner groove 454, and a reverse flow blocking plate 456 is fixedly connected to the position near the lower part inside the conductive insertion bar 451.

Example two

As shown in fig. 4-5, on the basis of the first embodiment, the present invention provides a technical solution: the utility model provides a build-up welding prosthetic devices for vibration material disk, build-up welding discharge mechanism 5 includes that the ration is accomodate groove 51, and the top of accomodating groove 51 of ration and accomodate frame 41 top and intercommunication, the intermediate position of accomodating the groove 51 bottom of ration is provided with sealed restriction slide 52, and the inside vertical position of sealed restriction slide 52 runs through and sliding connection has movable emission subassembly 53. The quantitative conveying of the molten materials is realized, and the waste of the materials is reduced.

The movable discharging assembly 53 comprises a discharging inserted bar 531, the discharging inserted bar 531 is slidably connected with the inside of the sealing limiting slideway 52, and a material pulling cover 532 is fixedly connected with the top of the discharging inserted bar 531.

The top of the material pulling cover 532 is fixedly connected with a limiting baffle 533, the bottom of the material discharging inserted bar 531 is fixedly connected with a contact arc plate 534, and the vertical position of the outer surface of the material discharging inserted bar 531 is uniformly provided with a dispersing and extruding groove 535. The process avoids the excess of repair material and facilitates the flow of the material to be controlled by workers.

EXAMPLE III

As shown in fig. 6-7, on the basis of the first embodiment and the second embodiment, the present invention provides a technical solution: the utility model provides a build-up welding prosthetic devices for additive manufacturing, rolling flattening mechanism 6 includes rolls gyro wheel 601, rolls the equal fixedly connected with in both ends of gyro wheel 601 and extends wheel 602, extends the axle center department of wheel 602 and rotates with height adjuster 3 to be connected, extends the outside surface sliding connection of wheel 602 and has scraping wedge block 603. The molten metal is limited at the position to be repaired, and the phenomenon of material penetration and material leakage is avoided.

The surface of the rolling roller 601 is uniformly and fixedly connected with a heat absorption pad 604, the outer surface of the heat absorption pad 604 is fixedly connected with a bonding pinch roller 605, and the two bonding pinch rollers 605 are mutually and fixedly connected. The pressure in the process of rolling and forming the repair material is improved, and the strength of repair connection is increased.

The working principle is as follows: adding a repairing material into a material supplementing and accommodating mechanism 4 to be melted into a liquid state, dropping the melted material onto the surface to be repaired of the columnar part through a surfacing discharging mechanism 5, driving a rolling and flattening mechanism 6 to downwards gradually contact with the surface of the part by a height adjuster 3, and controlling a driving chuck 2 to rotate by a worker to realize additive surfacing forming on the surface of the columnar part; the material is stored at the top of the heating baffle 42, the heating sheet 43 heats the material, the molten metal material flows into the build-up welding discharge mechanism 5 from the gap between the screening exhaust assembly 45 and the blanking cone groove 44, non-metal impurities are filtered, the purity of filling raw materials is increased, and the build-up welding repair quality is improved; the molten metal flows from the scraping and guiding hole 452 to the inner part of the blanking cone groove 44, the extrusion force in the flowing process can enable the air bubbles which cannot flow upwards and be exhausted from the discharging hole 455 along the air guide inner groove 454 under the action of thermal expansion, so that the amount of the bubbles in the repairing material is reduced, the roughness of the surface of the material in the roll forming process is reduced, and the repairing quality is further improved; the blanking cone groove 44 is in an inverted cone shape, so that the molten material is further extruded, and the backflow baffle 456 can prevent the molten metal material from flowing backwards upwards; the processed molten metal flows into the sealing limiting slide way 51 to be stored, the height adjuster 3 drives the surfacing discharging mechanism 5 to downwards contact with the surface of the part, so that the movable discharging component 53 gradually moves upwards, the molten metal material flows out from the gap of the movable discharging component 53, the quantitative conveying of the molten material is realized, and the waste of the material is reduced; a circular truncated cone-shaped structure is adopted above the discharging inserted bar 531, the discharging assembly 53 is gradually opened upwards when the discharging inserted bar 531 is in an initial state, the flow of molten metal is in a maximum state, the molten metal gradually moves upwards along with the discharging inserted bar 531, the flow is gradually reduced until the bottom of the discharging inserted bar 531 and the sealing limiting slide way 52 form a semi-sealing state, the flow reaches the minimum, the excess of repairing materials is avoided in the process, and meanwhile, workers can conveniently control the flow of the materials; the laminating pressing wheel 605 rolls on the surface of the part, molten metal is molded on the surface of the part, meanwhile, the scraping wedge block 603 slides at the position to be repaired of the part, the scraping wedge block 603 is of a triangular pyramid structure and is arranged in an inward inclined mode, the molten metal is limited at the position to be repaired, and the phenomenon of material penetration and material leakage is avoided; the heat of the molten metal is conducted into the heat absorbing pad 604, and the volume of the expansion medium inside the heat absorbing pad 604 is increased by heating, so that the outward extrusion force of the attaching press wheel 605 is increased, the pressure in the rolling forming process of the repairing material is improved, and the repairing connection strength is increased.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.